Process for stitching harness



Sept. 29, .1925. 1,555,449

D. BLACKABY PROCESS FOR STITCHING HARNES S Filed April 4. 1923 DAYTON BLACKABY.

v fl m w Patented Sept. 29, 1925. i

UNITED STATES PATENT OFFICE.

DAYTON BLACKABY, OF LEWISTOWN, ILLINOIS.

PROCESS FOR STITCHING HAIQNESS.

Application filed April 4, 1923. Serial No. 629,920.

To all whom it may concern: add strength and durability to the trace, D

Be it known that I, DAYTON BLAOKABY, the special channels and E the stitching. 4

a citizen of the United States, residing at In accordance with my invention, the op- Lewistown, in the county of Fulton and posite sides or faces of the trace are formed,

5 State of Illinois, have invented certain new adjacent side edges of the latter, with two and useful Improvements in Processes for or more pairs of longitudinally disposed Stitching Harness, of which the following registering grooves or channels D and the 50 is a specification. several layers of the trace stitched together This invention relates to a new process by heavy six cord wax thread E. The

10 for stitching harness and more especially channels are then closed or sealed as shown farm, team and heavy draft traces. The in Figure 4 to protect the wax thread from invention essentially consists in concealing exposure and wear and at the same time 55 and protecting the wax thread from eXpoadd to the appearance of the trace. sure and wear by forming special channels From the foregoing description taken in in opposite sides or faces of the harness and connection with the drawing, it is thought stitching the several layers at said channeled that my new process will be fully underpoints instead of through the edges in the stood without requiring a more extended 60 usual manner. It is to be understood that explanation. my method of stitching is a special process Having described my invention, what I as distinguished from the scratched claim as new and desire to secure by Lettrace or machine made trace with invisible ters Patent, is stitching on one side only. The method of stitching harness consist- 65 In the accompanying drawings, in which ing in juxtaposing a plurality of plies of like parts are designated by like reference leather, forming vertically disposed inci- 6 characters throughout the several views sions in the outer surfaces of the other plies Figure 1 is a perspective View of a trace which are spaced from and disposed parstitched in accordance with my new process. allel with the edges thereof, the incisions 70 Figure 2 is a transverse section, taken in the opposite plies being alined with each through the trace, showing the special other transversely of the plies and having channels on opposite sides or faces preparatheir inner edges spaced from the inner surtory to the stitching operation. faces of their respective plies, spreading the Figure 3 is a similar View, after the stitchwalls of the incisions to form V-shaped 7 ing operation. channels, passing stitching through the Figure 4: is a view similar to Figure 3, meeting portions of the plies and drawing with the channels closed tov cover and prothe stitching into the bottoms of the incitect the stitching, and Figure 5 is a vertical sions and channels, and finally closing and transverse longitudinal section, taken on I sealing the walls of the channels over the 80 line 5-5 of Figure 3, looking in the direcstitching to completely enclose the same by tion indicated by the arrow. pressing the walls of the channels back into Referring to the drawings for a more parsubstantially their normal positions.

ticular description of my invention,Adesig- In testimony whereof I affix my signanates the trace, B the cockeye at one end of ture. the trace, C rivets employed at said end to DAYTON BLACKABY. 

